21277254

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{154183}}^1$

素因数の和:154211

約数の個数: 16

約数和(自身を含む): 44404992

約数和(自身を除く): 23127738

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 154183, 308366, 462549, 925098, 3546209, 7092418, 10638627, 21277254]

約数ペア:

[(1, 21277254), (2, 10638627), (3, 7092418), (6, 3546209), (23, 925098), (46, 462549), (69, 308366), (138, 154183)]